'Middle' in the Bible

So Gideon and the three hundred men who were with him came to the outer line of tents, at the start of the middle watch, when the watchmen had only then taken their stations; and the horns were sounded and the vessels broken.

And Gaal said again, See! people are coming down from the middle of the land, and one band is coming by way of the oak-tree of the Seers.

But in the middle of the town there was a strong tower, to which all the men and women of the town went in flight and, shutting themselves in, went up to the roof of the tower.

And Samson was there till the middle of the night; then he got up, and took a grip on the doors of the town, pulling them up, together with their two supports and their locks, and put them on his back and took them up to the top of the hill in front of Hebron.

Then Samson put his arms round the two middle pillars supporting the house, putting his weight on them, on one with his right hand and on the other with his left.

Then early on the morning of the fifth day he got up to go away; but the girl's father said, Keep up your strength; so the two of them had a meal, and the man and his woman and his servant did not go till after the middle of the day.